2011-06-08 21:39:03 +02:00
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<?php
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/*
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* Copyright 2011 Facebook, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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final class DifferentialPrimaryPaneView extends AphrontView {
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private $lineWidth = 80;
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2011-07-08 22:00:30 +02:00
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private $id;
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2011-06-08 21:39:03 +02:00
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public function setLineWidth($width) {
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$this->lineWidth = $width;
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return $this;
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}
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2011-07-08 22:00:30 +02:00
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public function setID($id) {
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$this->id = $id;
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return $this;
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}
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2011-06-08 21:39:03 +02:00
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public function setLineWidthFromChangesets(array $changesets) {
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if (empty($changesets)) {
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return;
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}
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$max = 1;
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foreach ($changesets as $changeset) {
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$max = max($max, $changeset->getWordWrapWidth());
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}
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$this->setLineWidth($max);
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return $this;
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}
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public function render() {
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// This is chosen somewhat arbitrarily so the math works out correctly
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// for 80 columns and sets it to the preexisting width (1162px). It may
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// need some tweaking, but when lineWidth = 80, the computed pixel width
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// should be 1162px or something along those lines.
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// Width of the constant-width elements (like line numbers, padding,
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// and borders).
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$const = 148;
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$width = ceil(((1162 - $const) / 80) * $this->lineWidth) + $const;
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$width = max(1162, $width);
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// Override the 'td' width rule with a more specific, inline style tag.
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// TODO: move this to <head> somehow.
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$td_width = ceil((88 / 80) * $this->lineWidth);
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$style_tag = phutil_render_tag(
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'style',
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array(
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'type' => 'text/css',
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),
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".differential-diff td { width: {$td_width}ex; }");
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return phutil_render_tag(
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'div',
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array(
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'class' => 'differential-primary-pane',
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'style' => "max-width: {$width}px",
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2011-07-08 22:00:30 +02:00
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'id' => $this->id,
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2011-06-08 21:39:03 +02:00
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),
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$style_tag.$this->renderChildren());
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}
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}
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